Year	current US$
1990	4700000.014156103
1991	8889999.924227597
1992	6520000.049844382
1993	12259999.927133324
1994	15769999.889656888
1995	17480000.143870696
1996	21520000.036805864
1997	28390000.045299537
1998	35640000.10862945
1999	42460000.23186206
2000	39660000.1975894
2001	34980000.091716655
2002	43090000.05386769
2003	55610000.018030405
2004	59809999.69691035
2005	68269999.85612921
2006	66799999.864771955
2007	87400000.79944736
2008	101519999.51153988
2009	93839999.55467878
2010	94440001.1599064
2011	94509999.97369951
2012	80340000.8585304
2013	95430000.27537343
2014	81409999.99456102
2015	75990000.25168057
2016	79549999.37303357
2017	86129999.75867565
2018	104719998.23302028
2019	86599998.90625475
2020	79360000.39428464
2021	85220000.67867339
2022	88229999.39508739